Following are numerous photos from the Snowy Owl invasion, winter 2011-12. 
All photos are copyrighted by the listed photographer.

Snowy Owl (Bubo scandiacus)

Janaury 10, 2012
Phillips County, near Kirwin Wildlife Refuge Headquarters

Photo by USFWS Staff

January 9, 2012
Russell County 1

Photo by Mike Rader

Russell County 2

Photo by Mike Rader

Russell County 3

Photo by Mike Rader

January 9, 2012
Prairie Dog State Park, Norton County

Photo by Toby Kuhn

December 30, 2011
Dickinson County

Photo by Chad Volkman

January 8 & 9, 2012
Perry Lake Snowy Owls

Photo by Brad & Andrea May - January 8

Photo by Tom Breeden, January 9, possibly same bird as previous photo

Photo by Tom Breeden, January 9, obviously a different bird

January 8, 2012
Butler County Owl, in flight

Photo by Bob Gress

January 7, 2012
Cheyenne Bottoms, Pool #2

Photo by Jay Miller

January 7, 2012
Marion County, 180th & Pawnee

photo by Kevin Groeneweg

January 5, 2012
Sedgwick County, Cheney Reservoir

Photo by Chuck Streker

January 5, 2012
Douglas County, Clinton Lake

Photo by Brad Williamson

January 2, 2012
Barton County, Cheyenne Bottoms

Photo by Rob Graham

December 30, 2011
Rooks County, #25

Photo by Jonathon Vande Kopple

December 28, 2011
Butler County

by Bob Gress

Rooks County
December 26, 2011

photo by Delwin Larue

December 25, 2011
Osborne County

by Mike Rader

Quivira NWR (Stafford County)
Around December 20, 2011

Photo by Paul Griffin

Harvey County (same as Butler County bird)
December 18, 2011

by Billie & Tom McDavitt

Butler County, Kansas
December 11, 2011

by Pete Janzen

December 2, 2011
Pottawatomie County

by Pete Janzen

Marion County
November 30, 2011

photo by Paul Griffin